Re: MP-safe ifnet with psz & psref

[Ryota Ozaki <ozaki-r%netbsd.org@localhost>]

http://www.netbsd.org/~ozaki-r/psref-ifnet.diff

One more update. Use IFNET_LOCK to protect whole if_getindex
that updates global shared objects and retire index_gen_mtx
that is used only for index_gen that is also updated in
if_getindex.

  ozaki-r


On Wed, May 11, 2016 at 10:03 AM, Ryota Ozaki <ozaki-r%netbsd.org@localhost> wrote:
> On Wed, May 11, 2016 at 4:18 AM, matthew green <mrg%eterna.com.au@localhost> wrote:
>> Thor Lancelot Simon writes:
>>> I do not think you should do any extra work to support kvm grovelling.
>
> Actually I do nothing other than leaving the original list
> as it is. I thinks it's reasonable as what we do now.
>
>>
>> existing tool functionality should not be broken, however.  the
>> netstat -i groveller code should be either updated to the new
>> method or converted to a real sysctl, though the current work
>> around would be ok for now.  simply breaking netstat -i is not
>> an acceptable solution.
>
> Yeah, someone should sweep kvm(3) users in the future...
>
> BTW netstat already has a feature to retrieve information via
> sysctl but its man page warns that it lacks some information
> compared to kvm(3). Do anyone know what's lost?
>
>   ozaki-r